@class CNQueue; @protocol CNEnumeratorRefillStrategy; @interface CNChangeHistoryLegacyResultEnumerator : NSEnumerator @property (readonly, copy, nonatomic) CNQueue *changes; @property (readonly, nonatomic) CNQueue *batchFetchQueue; @property (readonly, nonatomic) id<CNEnumeratorRefillStrategy> refillStrategy; + (id)contactEnumeratorWithChanges:(id)a0 keysToFetch:(id)a1 unifyResults:(BOOL)a2 contactStore:(id)a3; + (id)groupEnumeratorWithChanges:(id)a0 contactStore:(id)a1; - (id)nextObject; - (void).cxx_destruct; - (void)_fetchNextBatch; - (id)initWithChanges:(id)a0 refillStrategy:(id)a1; @end